data/docs/source/_templates/breadcrumbs.html

{%- extends "sphinx_rtd_theme/breadcrumbs.html" %}

{% block breadcrumbs_aside %}
<li class="wy-breadcrumbs-aside">
    <a href="https://github.com/Dana-Farber-AIOS/pathml" class="fa fa-github">View PathML on GitHub</a>
</li>
{% endblock %}